BR112016024471A2 - sistema e método para criptografia em modo de predição de bloco para compressão de fluxo de visor (dsc) - Google Patents

sistema e método para criptografia em modo de predição de bloco para compressão de fluxo de visor (dsc)

Info

Publication number
BR112016024471A2
BR112016024471A2 BR112016024471A BR112016024471A BR112016024471A2 BR 112016024471 A2 BR112016024471 A2 BR 112016024471A2 BR 112016024471 A BR112016024471 A BR 112016024471A BR 112016024471 A BR112016024471 A BR 112016024471A BR 112016024471 A2 BR112016024471 A2 BR 112016024471A2
Authority
BR
Brazil
Prior art keywords
block
prediction mode
dsc
current
display
Prior art date
Application number
BR112016024471A
Other languages
English (en)
Portuguese (pt)
Inventor
Dai Min
Haim JACOBSON Natan
Laxman Joshi Rajan
THIRUMALAI Vijayaraghavan
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112016024471A2 publication Critical patent/BR112016024471A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/174—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112016024471A 2014-04-21 2015-04-21 sistema e método para criptografia em modo de predição de bloco para compressão de fluxo de visor (dsc) BR112016024471A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201461982216P 2014-04-21 2014-04-21
US201462034730P 2014-08-07 2014-08-07
US201462093390P 2014-12-17 2014-12-17
US14/691,378 US10631005B2 (en) 2014-04-21 2015-04-20 System and method for coding in block prediction mode for display stream compression (DSC)
PCT/US2015/026870 WO2015164371A1 (en) 2014-04-21 2015-04-21 System and method for coding in block prediction mode for display stream compression (dsc)

Publications (1)

Publication Number Publication Date
BR112016024471A2 true BR112016024471A2 (pt) 2017-08-15

Family

ID=54323098

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016024471A BR112016024471A2 (pt) 2014-04-21 2015-04-21 sistema e método para criptografia em modo de predição de bloco para compressão de fluxo de visor (dsc)

Country Status (7)

Country Link
US (1) US10631005B2 (zh)
EP (1) EP3135035A1 (zh)
JP (1) JP2017516392A (zh)
KR (1) KR20160145051A (zh)
CN (1) CN106256127B (zh)
BR (1) BR112016024471A2 (zh)
WO (1) WO2015164371A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI538480B (zh) * 2014-05-27 2016-06-11 敦泰電子股份有限公司 藉由偵測鄰近像素複雜度來動態調整壓縮參數的影像壓縮系統
KR102332136B1 (ko) * 2015-02-24 2021-11-29 삼성전자 주식회사 다수의 프로세서들을 가지는 전자장치에서 디스플레이 제어 방법 및 장치
US10574988B2 (en) * 2015-11-19 2020-02-25 Qualcomm Incorporated System and methods for reducing slice boundary visual artifacts in display stream compression (DSC)
US10368073B2 (en) * 2015-12-07 2019-07-30 Qualcomm Incorporated Multi-region search range for block prediction mode for display stream compression (DSC)
US10448024B2 (en) * 2016-01-11 2019-10-15 Qualcomm Incorporated System and methods for calculating distortion in display stream compression (DSC)
US10575000B2 (en) 2016-04-20 2020-02-25 Mediatek Inc. Method and apparatus for image compression using block prediction mode
KR102601732B1 (ko) * 2016-05-31 2023-11-14 삼성디스플레이 주식회사 영상 부호화 방법 및 영상 복호화 방법
US10855989B2 (en) * 2016-06-09 2020-12-01 Qualcomm Incorporated Substream multiplexing for display stream compression
CN108965877A (zh) * 2018-07-04 2018-12-07 武汉精测电子集团股份有限公司 基于dsc压缩算法实现视频实时显示的装置及方法
CN116506628B (zh) * 2023-06-27 2023-10-24 苇创微电子(上海)有限公司 一种基于像素块的编码预测器方法、编码系统及编码装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2819411B1 (en) * 2001-09-14 2018-08-29 NTT DoCoMo, Inc. Coding method and decoding method
US20050286777A1 (en) * 2004-06-27 2005-12-29 Roger Kumar Encoding and decoding images
US7865030B2 (en) * 2006-09-13 2011-01-04 Broadcom Corporation Method and system for motion compensated temporal filtering using both FIR and IIR filtering
US8817878B2 (en) * 2007-11-07 2014-08-26 Broadcom Corporation Method and system for motion estimation around a fixed reference vector using a pivot-pixel approach
JP5012647B2 (ja) * 2008-04-30 2012-08-29 ソニー株式会社 画像処理装置およびその方法、並びにプログラム
JP2010016454A (ja) 2008-07-01 2010-01-21 Sony Corp 画像符号化装置および方法、画像復号装置および方法、並びにプログラム
US9131239B2 (en) 2011-06-20 2015-09-08 Qualcomm Incorporated Unified merge mode and adaptive motion vector prediction mode candidates selection
JP2011254536A (ja) 2011-08-15 2011-12-15 Mitsubishi Electric Corp 動画像復号方法
US10812829B2 (en) * 2012-10-03 2020-10-20 Avago Technologies International Sales Pte. Limited 2D block image encoding

Also Published As

Publication number Publication date
EP3135035A1 (en) 2017-03-01
US20150304675A1 (en) 2015-10-22
JP2017516392A (ja) 2017-06-15
US10631005B2 (en) 2020-04-21
CN106256127B (zh) 2019-07-23
WO2015164371A1 (en) 2015-10-29
KR20160145051A (ko) 2016-12-19
CN106256127A (zh) 2016-12-21

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B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

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B350 Update of information on the portal [chapter 15.35 patent gazette]